Matching Pairs Showing PurposeOnline version 12345 by ASDFGHJKLÑ C.C. 1 Subordinators that introduce purpose 2 When the adverb clause comes first i 3 Purpose Clauses are used to 4 Modal Verbs 5 Subordinators show 6 Purpose clauses 7 When the subject of the two clauses is the same, Usually appear after the main clause purpose is more commonly shown with to or in order (not) to. A verb follows the expression not a noun. how the main clause and adverb clause are related include so that and in other that , where that is often omitted after so. In other that is not used very often. Tell the reason for the action or state in the main clause it is followed by a comma are often used in purpose clauses, examples are: can, could, would, be able to.